IPNews® In-N-Out Burger has filed a lawsuit against competitor Smashburger for trademark infringement.

The complaint alleges that Smashburger’s new “Triple Double” burger infringes on In-N-Out’s trademarks for “Double-Double” and “Triple Triple”. Both trademarks have been in use by In-N-Out since the 1960’s. To continue reading, click: In-N-Out Sues Smashburger for Trademark Infringement